SCERT Andhra Pradesh E-Book Downloadable pdfs are available here. This E-Books, Text Books are very Helpful and useful For all exam preparation like UPSC Civil Services.
And All APPSC Exams Like APPSC Group-1,2 and 3, Gurukula /Residential Recruitment for PGT& TGT, AP TET DSC SGT School Assistant, Language Pandit, VRO, Panchayat Secretary, AEE, And Other Govt Exams.
These books are published by the Andhra Pradesh State Council of Educational Research and Training (APSCERT), Government of Andhra Pradesh.